111-WORKSHOP PRACTICE |
Units: I- Carpentry Shop |
• Timber, definition, engineering applications, seasoning and preservation
• Plywood and ply boards
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Units: II - Foundry Shop |
• Moulding Sands, constituents and characteristics
• Pattern, definition, materials types, core prints
• Role of gate, runner, riser, core and chaplets
• Causes and remedies of some common casting defects like blow holes, cavities,
inclusions |
Units: III - Welding Shop |
• Definition of welding, brazing and soldering processes and their applications
• Oxyacetylene gas welding process, equipment and techniques, types of flames and their
applications
• Manual metal arc welding technique and equipment, AC and DC welding
• Electrodes: Constituents and functions of electrode coating, welding positions
• Types of welded joints, common welding defects such as cracks, undercutting, slag
inclusion and boring
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Units: IV - Fitting Shop |
• Files, materials and classification.
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Units: V - Smithy Shop |
• Forging, forging principle, materials
• Operations like drawing, upsetting, bending and forge welding
• Use of forged parts
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List of jobs to be made in the workshop practice |
CARPENTRY SHOP |
1. T – Lap joint
2. Bridle joint
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FOUNDRY SHOP |
3. Mould of any pattern
4. Casting of any simple pattern |
WELDING SHOP |
5. Gas welding practice by students on mild steel flat
6. Lap joint by gas welding
7. MMA welding practice by students
8. Square butt joint by MMA welding
9. Lap joint by MMA welding
10. Demonstration of brazing
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MACHINE SHOP PRACTICE |
11. Job on lathe with one step turning and chamfering operations.
12. Job on shaper for finishing two sides of a job.
13. Drilling two holes of size 5 and 12 mm diameter on job used / to be used for shaping.
14. Grinding a corner of above job on bench grinder.
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FITTING AND SMITHY SHOP |
15. Finishing of two sides of a square piece by filing.
16. Tin smithy for making mechanical joint and soldering of joint.
17. To cut a square notch using hacksaw and to drill three holes on PCD and tapping.
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